CVE-2025-40019
crypto: essiv - Check ssize for decryption and in-place encryption
MEDIUM 5.5EPSS 0.3%
In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Check ssize for decryption and in-place encryption Move the ssize check to the start in essiv_aead_crypt so that it's also checked for decryption and in-place encryption.
- Affected
- Linux
- CVSS v3.1 Amazon Linux
- 5.5 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS
- 0.29% chance of exploitation in the next 30 days, 20th percentile
- Published
- 2025-10-24
- Updated
- 2026-05-11
Proof-of-concept exploits (2)
- 0xAtharv/CVE-2025-40019-POC0★ · 2026-01-14
- xooxo/CVE-2025-40019-Essiv0★ · 2026-01-14
Exploit collections (1)
- linux/kernelctf/CVE-2025-40019_lts_cos_mitigationgoogle/security-research